Home / 13,983,433.81-19,298,108.52-8,477,040.76

Finding the Fourth Proportional to 13,983,433.81, 19,298,108.52 and 8,477,040.76

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Solution

The fourth proportional to 13,983,433.81, 19,298,108.52 and 8,477,040.76 is: 11,698,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983,433.81 : 19,298,108.52 = 8,477,040.76 : x
  2. Step 2: Convert to fraction form
    13,983,433.81/19,298,108.52 = 8,477,040.76/x
  3. Step 3: Cross multiply
    13,983,433.81x = 19,298,108.52 × 8,477,040.76
  4. Step 4: Simplify right side
    13,983,433.81x = 163,590,852,466,698
  5. Step 5: Solve for x
    x = 163,590,852,466,698/13,983,433.81
  6. Step 6: Final answer
    x = 11,698,904.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.